The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 16, 1993
Filed:
Aug. 05, 1991
Applicant:
Inventors:
Yoshimitsu Inamori, Nara, JP;
Koichi Oda, Sakai, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G / ;
U.S. Cl.
CPC ...
345115 ; 345119 ;
Abstract
A display control circuit includes a window coordinate data memory for storing window coordinate data which specifies a window region in a display region of a displaying device for displaying an image in accordance with address data and display data, a mask data generator for generating mask data for distinguishing the window region from the display region in accordance with the address data and the window coordinate data, and an operating device for generating display data input to the displaying device by operating the mask data and the display data corresponding to every address data input to the displaying device.